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61912-2RZ
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Technical Parameter
型号
两侧开式或闭式密封 61912-2RZ 两侧开式或闭式密封
主要尺寸及数据
内径 60 mm d
外径 85 mm D
宽度 13 mm B
d1≈ 68.3 mm 挡肩直径
D2≈ 78.7 mm 凹槽直径
r1.2min 1 mm 倒角尺寸
m 0.2 kg 质量
安装尺寸
da min 65 mm 轴挡肩直径
da max 68 mm 轴挡肩直径
Da min 80 mm 座挡肩直径
ra max 1 mm 轴或座倒角半径
其他数据
Cr 17.33 kN 基本额定动载荷
Cor 15.02 kN 基本额定静载荷
Pur 0.63 kN 疲劳载荷极限
nB 16800 r/min 参考转速
nG 8400 r/min 极限转速
Kr 0.02 计算系数
fo 16 计算系数
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于 2024-10-22 日从 http://www.sdkmr.com/ 生成
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